package com.yml.demogenerator;

import com.baomidou.mybatisplus.core.exceptions.MybatisPlusException;
import com.baomidou.mybatisplus.core.toolkit.StringPool;
import com.baomidou.mybatisplus.generator.AutoGenerator;
import com.baomidou.mybatisplus.generator.InjectionConfig;
import com.baomidou.mybatisplus.generator.config.*;
import com.baomidou.mybatisplus.generator.config.po.TableInfo;
import com.baomidou.mybatisplus.generator.config.rules.NamingStrategy;
import com.baomidou.mybatisplus.generator.engine.VelocityTemplateEngine;
import org.apache.commons.lang3.StringUtils;

import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;

/**
 * @ClassName MyCodeGenerator
 * @Author Administrator
 * @Date 2020/4/26   11:47
 */
public class MyCodeGenerator {

    public static void main(String[] args) {
        //Category,Order,OrderItem,PayInfo,Product,Shipping,User
        //mall_category,mall_order,mall_order_item,mall_pay_info,mall_product,mall_shipping,mall_user
        //com.yml.mall
        String basePackage = scanner("模块包名");
        String[] tableNames = scanner("table数组以','分割").split(",");
        String[] modelNames = scanner("model数组以与table数组长度一致','分割").split(",");
        new MyCodeGenerator().codeGeneratorMore(basePackage,tableNames,modelNames);

        //new MyCodeGenerator().codeGenerator("com.yml.mall","mall_user","User");
    }

    public static String scanner(String tip) {
        Scanner scanner = new Scanner(System.in);
        StringBuilder help = new StringBuilder();
        help.append("请输入" + tip + "：");
        System.out.println(help.toString());
        if (scanner.hasNext()) {
            String ipt = scanner.next();
            if (StringUtils.isNotEmpty(ipt)) {
                return ipt;
            }
        }
        throw new MybatisPlusException("请输入正确的" + tip + "！");
    }

    public  void codeGeneratorMore(String basePackageName , String tableNames[],String modelName[]){
        for (int i=0;i<tableNames.length;i++) {
            codeGenerator(basePackageName,tableNames[i],modelName[i]);
        }
    }
    public  void codeGenerator(String basePackageName,String tableName,String modelName){
        AutoGenerator autoGenerator = new AutoGenerator();

        //全局配置
        GlobalConfig globalConfig = new GlobalConfig();
        String projectPath = System.getProperty("user.dir");
        globalConfig.setOutputDir(projectPath+"/src/main/java");
        globalConfig.setAuthor("yml");
        globalConfig.setOpen(false);
        //实体 Swagger2 配置
        globalConfig.setSwagger2(true);
        globalConfig.setBaseColumnList(true);
        globalConfig.setBaseResultMap(true);

        globalConfig.setFileOverride(true);//自动覆盖

        globalConfig.setEntityName(modelName+"DO");
        globalConfig.setServiceName(modelName+"Service");
        globalConfig.setServiceImplName(modelName+"ServiceImpl");
        globalConfig.setMapperName(modelName+"Mapper");
        globalConfig.setControllerName(modelName+"Controller");

        autoGenerator.setGlobalConfig(globalConfig);

        //数据源配置
        DataSourceConfig dataSourceConfig = new DataSourceConfig();
        dataSourceConfig.setUrl("jdbc:mysql://localhost:3306/mall?useUnicode=true&useSSL=false&characterEncoding=utf8&serverTimezone=UTC");
        dataSourceConfig.setDriverName("com.mysql.cj.jdbc.Driver");
        dataSourceConfig.setUsername("root");
        dataSourceConfig.setPassword("yml2016");

        autoGenerator.setDataSource(dataSourceConfig);

        //包配置
        PackageConfig packageConfig = new PackageConfig();
        //packageConfig.setModuleName(modelName);
        packageConfig.setParent(basePackageName+"."+modelName.toLowerCase());//包名
        packageConfig.setEntity("pojo");
        packageConfig.setMapper("");
        packageConfig.setService("");
        packageConfig.setServiceImpl("");
        packageConfig.setController("");
        autoGenerator.setPackageInfo(packageConfig);

        // 自定义配置
        InjectionConfig cfg = new InjectionConfig() {
            @Override
            public void initMap() {
                // to do nothing
            }
        };
//
        // 如果模板引擎是 freemarker
        //String templatePath = "/templates/mapper.xml.ftl";
        // 如果模板引擎是 velocity
        String templatePath = "/templates/mapper.xml.vm";

        // 自定义输出配置
        List<FileOutConfig> focList = new ArrayList<>();
        // 自定义配置会被优先输出
        focList.add(new FileOutConfig(templatePath) {
            @Override
            public String outputFile(TableInfo tableInfo) {
                // 自定义输出文件名 ， 如果你 Entity 设置了前后缀、此处注意 xml 的名称会跟着发生变化！！
                /*return projectPath + "/src/main/resources/mapper/" + packageConfig.getModuleName()
                        + "/" + tableInfo.getEntityName() + "Mapper" + StringPool.DOT_XML;*/
                return projectPath + "/src/main/resources/mapper/" +modelName+ "Mapper" + StringPool.DOT_XML;
            }
        });

        /*
        cfg.setFileCreate(new IFileCreate() {
            @Override
            public boolean isCreate(ConfigBuilder configBuilder, FileType fileType, String filePath) {
                // 判断自定义文件夹是否需要创建
                checkDir("调用默认方法创建的目录");
                return false;
            }
        });
        */
        cfg.setFileOutConfigList(focList);
        autoGenerator.setCfg(cfg);

        // 配置模板
        TemplateConfig templateConfig = new TemplateConfig();

        // 配置自定义输出模板
        //指定自定义模板路径，注意不要带上.ftl/.vm, 会根据使用的模板引擎自动识别
        // templateConfig.setEntity("templates/entity2.java");
        // templateConfig.setService();
        // templateConfig.setController();

        templateConfig.setXml(null);
        autoGenerator.setTemplate(templateConfig);

        // 策略配置
        StrategyConfig strategy = new StrategyConfig();
        strategy.setNaming(NamingStrategy.underline_to_camel);
        //strategy.setNaming(INameConvert.class)
        strategy.setColumnNaming(NamingStrategy.underline_to_camel);
        // strategy.setSuperEntityClass("你自己的父类实体,没有就不用设置!");
        strategy.setEntityLombokModel(true);
        strategy.setRestControllerStyle(true);
        // 公共父类
        //strategy.setSuperControllerClass("你自己的父类控制器,没有就不用设置!");
        // 写于父类中的公共字段
        //strategy.setSuperEntityColumns("id");
        strategy.setInclude(tableName);
        strategy.setControllerMappingHyphenStyle(true);
        strategy.setTablePrefix("mall_");
        autoGenerator.setStrategy(strategy);
        autoGenerator.setTemplateEngine(new VelocityTemplateEngine());
        autoGenerator.execute();
    }

}
